Dec 1, 2012 6:00pm PST
ranked among the worst in the nation, even though the district was spending more per pupil than large u.s. cities, almost $13,000 per student. but in 2009, washington, d.c. became first in the nation to tie teacher salaries to student test scores under a program called "impact." teachers rated highly effective can get annual bonuses up to $25,000 if they stay at that achievement level for two straight years, they can also get a base salary increase of $20,000. a highly effective teacher can earn $76,000, the first year, and reach $131,000 in just nine years. less effective teachers earn 51,000 to start and are fired if they get poor involveses for two straight years. this year, 98 teachers were fired for poor performance. but nathan saunders, president of the washington teachers union, says the system is unfair to teachers when many of their student have barriers to learning, such as poverty. >> the penalties are so immediate and so painful, not just immediate in terms of their paycheck, but also immediate in terms of their careers. >> reporter: in washington, test scores are still amon
Dec 2, 2012 4:00am PST
an afternoon on a sunny day and ride these large sight-seeing boats, that are open air and allow you to see the entire city by sea. for the arts, this museum which houses spectacular murals by monet. for shopping, head to the madison avenue of paris. then grab your walking shoes and head to the champs-elysees. it's a great way to work off a meal. speaking of food, don't forget to buy a real baguette sandwich or a crepe on the street. soon, you'll feel like a native. cnn, paris. try running four.ning a restaurant is hard, fortunately we've got ink. it gives us 5x the rewards on our internet, phone charges and cable, plus at office supply stores. rewards we put right back into our business. this is the only thing we've ever wanted to do and ink helps us do it. make your mark with ink from chase. gives you a low $18.50 monthly plan premium... and select generic hypertension drugs available for only a penny... so you can focus on what really matters. call humana at 1-800-808-4003. >>> we want to continue our conversation we started before the break with lawrence krauss, a theoretical physicist.
Dec 2, 2012 6:00am PST
' promotional film foretold everything from nuclear power plants that would light up cities to new and improved means of transportation. >> while nuclear power in locomotives, submarines, ships and even very large airplanes may all but revolutionize future transportation on land, sea and air. >> osgood: on december 2, 1957, 15 years to the day after that chain reaction in chicago, americans first commercial nuclear power plant opened in shippingport pennen. >> this plant has a secure place in american history. it is the first of the world's large-scale nuclear power stations exclusively devoted to peaceful purposes. >> osgood: today with just over 100 plants across the united states producing roughly 20% of our electricity, the nuclear industry's future stands at a cross roads. >> evacuation. please stay indoors with your windows closed. >> reporter: opponents of new plant construction point to the leak at pennsylvania's three mile island in 1979, to the soviet reactor meltdown in chernobyl in 1986 and to the fukushima disaster in japan after last year's earthquake and tsunami. supporters count